344214140 has 24 divisors (see below), whose sum is σ = 739662000. Its totient is φ = 134483328.

The previous prime is 344214119. The next prime is 344214187. The reversal of 344214140 is 41412443.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199265 + ... + 200984.

It is an arithmetic number, because the mean of its divisors is an integer number (30819250).

Almost surely, 2^344214140 is an apocalyptic number.

It is an amenable number.

344214140 is an abundant number, since it is smaller than the sum of its proper divisors (395447860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

344214140 is a wasteful number, since it uses less digits than its factorization.

344214140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400301 (or 400299 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 344214140 is about 18553.0089203881. The cubic root of 344214140 is about 700.8249729386.

Adding to 344214140 its reverse (41412443), we get a palindrome (385626583).

The spelling of 344214140 in words is "three hundred forty-four million, two hundred fourteen thousand, one hundred forty".